Abnormal Chromosomes Are Frequently Found in Malignant Tumors

question 32

Multiple Choice

Abnormal chromosomes are frequently found in malignant tumors. Errors such as translocations may place a gene in close proximity to different control regions. Which of the following events might then occur to make the cancer worse?

• A) an increase in nondisjunction
• B) expression of inappropriate gene products
• C) a decrease in mitotic frequency
• D) failure of the cancer cells to multiply

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Definitions:

Biology Test

An examination intended to assess a person's knowledge or understanding of biological concepts and principles.

Regression Toward

A concept in statistics and psychology referring to the phenomenon where extreme scores or behaviors tend to become less extreme over time.

Mean

A statistical measure often referred to as the average, calculated by adding all the numbers in a data set together and then dividing by the count of those numbers.

Unusual Events

Occurrences that deviate from what is standard, normal, or expected, often eliciting curiosity or concern.